Optimum alkaline batteries have a new, proprietary cathode system that provides extra life in some devices or extra power in others versus Coppertop AA/AAA. Packaged in a new slider pack with a resealable storage tray.

High energy density, capable of performance at high discharge rates. Typical temperature range: -4 to 130 degrees F. Up to 85 percent capacity remaining after 4 years of storage at 70 degrees F.

Optimum alkaline batteries have a new, proprietary cathode system that provides extra life in some devices or extra power in others versus Coppertop AA/AAA. Packaged in a new slider pack with a resealable storage tray.

Lasts longer, especially in moderate to heavy drain applications. Good performance in extreme temperatures from -40 to 140 degrees Fahrenheit. Holds power in storage for up to 20 years. 33 percent lighter than alkaline batteries.

High energy density, capable of performance at high discharge rates. Typical temperature range: -4 to 130 degrees F. Up to 85 percent capacity remaining after 4 years of storage at 70 degrees F.

Optimum alkaline batteries have a new, proprietary cathode system that provides extra life in some devices or extra power in others versus Coppertop AA/AAA. Packaged in a new slider pack with a resealable storage tray.

Lasts longer, especially in moderate to heavy drain applications. Good performance in extreme temperatures from -40 to 140 degrees Fahrenheit. Holds power in storage for up to 20 years. 33 percent lighter than alkaline batteries.